Jumpei Ueno (Jun)
SRE / DevOps / Cloud Platform engineer 6+ years across AWS & GCP, with CI/CD pipeline design as the primary focus.
→ Full profile & work history: junueno.dev
What I bring
- AWS cost reduction: 30%+ on a production workload via EC2 → ECS Fargate migration + right-sizing
- Regulated-industry production: Built and ran CI/CD for a major Japanese megabank's web infrastructure
- Cross-cloud breadth: AWS for application infra, GCP Dataflow / Spanner / BigQuery for streaming ETL
Contact
- Email:
hello@junueno.dev(Send a gmail ) - LinkedIn: linkedin.com/in/jun-uen0
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Find orphaned AWS EBS volumes that are quietly costing you money. Single-binary Go CLI; live AWS Pricing API cost estimates.
Go
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Hammerspoon Spoon: menubar indicator and auto-restore for macOS clamshell sleep override
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Layered CloudFormation templates for ECS Fargate + Blue/Green via CodeDeploy (archived reference, 2023)
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LeetCode solutions archive (73 problems, Python-centric, multi-language)
Python
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Terraform / Terragrunt reference: n8n on AWS Fargate (multi-AZ RDS + Redis, GitHub Actions CI/CD)
HCL